Fix grains endline
diff --git a/linux/files/sphinx.grain b/linux/files/sphinx.grain
index e1bf48c..63413ab 100644
--- a/linux/files/sphinx.grain
+++ b/linux/files/sphinx.grain
@@ -6,4 +6,4 @@
 {%- macro indent_grains_dict() %}{% include grains_fragment_file %}{% endmacro %}
 {{ indent_grains_dict()|indent(4, true) }}
 {%- endif %}
-{%- endfor %}
\ No newline at end of file
+{%- endfor %}